| Crystal to Carmona | 4,358.77 mi (7,014.76 km) |
| Crystal to Cartagena | 4,552.55 mi (7,326.62 km) |
| Crystal to Cartama | 4,434.44 mi (7,136.54 km) |
| Crystal to Cartaya | 4,300.31 mi (6,920.68 km) |
| Crystal to Caspe | 4,434.42 mi (7,136.51 km) |
| Crystal to Cassa de la Selva | 4,522.90 mi (7,278.90 km) |
| Crystal to Castalla | 4,522.11 mi (7,277.64 km) |
| Crystal to Castellbisbal | 4,505.35 mi (7,250.67 km) |
| Crystal to Castelldefels | 4,513.73 mi (7,264.14 km) |
| Crystal to Castello de Ampurias | 4,514.65 mi (7,265.63 km) |
| Crystal to Castellon de la Plana | 4,488.36 mi (7,223.32 km) |
| Crystal to Castilleja de la Cuesta | 4,344.16 mi (6,991.25 km) |
| Crystal to Catarroja | 4,498.17 mi (7,239.10 km) |
| Crystal to Catral | 4,535.56 mi (7,299.27 km) |
| Crystal to Caudete | 4,504.13 mi (7,248.69 km) |
